Which of these is an example of a random sample?
A.
A phone plan company surveys...
Mathematics, 22.05.2020 19:06 andresduenas72
Which of these is an example of a random sample?
A.
A phone plan company surveys people on the beach to see how well they are receiving service, and uses this information in future advertising.
B.
Customers buying a new cell phone are surveyed about cell phone plans.
C.
Every twentieth caller to an independent radio station receives tickets to a concert.
D.
A phone survey is conducted using twenty names randomly taken from the phone book.
Answers: 2
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